Skip to main content

Shipping nationwide to the USA + Canada

Shipping nationwide to the USA + Canada

About this part

The Oatey 43904 is a 4 inch PVC backwater valve designed to prevent sewage backflow into basements and low-lying areas. It incorporates a quick-action flapper with an elastomeric seal and a threaded access cap with neoprene seal for positive closure. The valve connects directly to DWV pipe and can be adapted for sewer and drain applications.

  • 4" PVC backwater valve
  • Protects low areas and basements from backflow of waste from street sewers
  • Elastomeric seal in quick-action flapper for watertight seal
  • Threaded access cap with neoprene seal, hand-tightenable
  • Hub fits DWV pipe and adapts for sewer and drain pipe

Specifications

Brand
Oatey
Part number
43904
SKU
1113410
Category
Backflow Preventers
Shipping weight
4.25 lb

Not sure it's the right part? Send us the old part number or a photo and we'll check.